China wants its currency, the yuan, to replace the U.S. dollar as the world’s global currency. That would give it more control over its economy.

As China’s economic might grows, it’s taking steps to make that happen. A slim majority of institutional investors see it as inevitable, but don’t say when.

Could we see a switch from a greenback- to a redback-dominated world? If so, how and when would that happen? What would be the consequences?